163225706 has 8 divisors (see below), whose sum is σ = 279815520. Its totient is φ = 69953868.

The previous prime is 163225693. The next prime is 163225709. The reversal of 163225706 is 607522361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (163225709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829476 + ... + 5829503.

It is an arithmetic number, because the mean of its divisors is an integer number (34976940).

Almost surely, 2^163225706 is an apocalyptic number.

163225706 is a deficient number, since it is larger than the sum of its proper divisors (116589814).

163225706 is a wasteful number, since it uses less digits than its factorization.

163225706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11658988.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 163225706 is about 12775.9816061233. The cubic root of 163225706 is about 546.5075740863.

The spelling of 163225706 in words is "one hundred sixty-three million, two hundred twenty-five thousand, seven hundred six".